<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="/css2/b.css"></link>
    <script type="text/javascript" src="/js2/b.js"></script>
</head>
<body>

<h2>this is the test page </h2>
<div class="demo">
    i am a box ... b
</div>
</body>
</body>
</html>